Home / 36,507.81-50,380.79-20,592.28

Finding the Fourth Proportional to 36,507.81, 50,380.79 and 20,592.28

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Solution

The fourth proportional to 36,507.81, 50,380.79 and 20,592.28 is: 28,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,507.81 : 50,380.79 = 20,592.28 : x
  2. Step 2: Convert to fraction form
    36,507.81/50,380.79 = 20,592.28/x
  3. Step 3: Cross multiply
    36,507.81x = 50,380.79 × 20,592.28
  4. Step 4: Simplify right side
    36,507.81x = 1,037,455,010.92
  5. Step 5: Solve for x
    x = 1,037,455,010.92/36,507.81
  6. Step 6: Final answer
    x = 28,417.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.